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单词 watt-sec
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watt-sec
watt-sec n. a unit of energy equal to that produced in one second by a power of one watt (equal to one joule); = watt-second n.
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the world > matter > physics > electromagnetic radiation > electricity > electrical power, electricity > [noun] > joule
joule1882
coulomb-volt1893
watt-second1893
wattsec1962
1899 Electr. Rev. (U.S.) 7 Apr. 574/1 (table) Joules = watt-secs = 107 ergs.
1962 New Scientist 18 Jan. 157/1 The term ‘wattsec’ is..a common one among radio engineers while ‘joule’ appears to be seldom used in practice.
2013 P. S. Auerbach Field Guide Wilderness Med. (ed. 4) iii. 38 If ventricular fibrillation or asystole is determined, defibrillate one time with 2 watt sec/kg up to 200 watt sec.
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更新时间:2024/12/22 22:23:53